Test method for detecting wear degree of tire tread under severe road conditions

The invention discloses a test method for detecting the wear degree of a tire tread under severe road conditions, which comprises the steps of S1, recording the mass M1 of a tire, and installing a test tire on a test vehicle; S2, enabling the vehicle to run to a starting point on the test road; S3, driving on the test road for two back-and-forth journeys at a constant speed; S4, driving for a third back-and-forth distance; S5, driving for a fourth back-and-forth distance, weighing the tire, calculating the number of peeling and falling blocks, and carrying out photographing; S6, driving for the fifth back-and-forth to the tenth back-and-forth, and after the tenth back and forth is finished, weighing and photographing the tire; and S7, taking down stones clamped in the pattern grooves by using tweezers, weighing the total weight M2 of the tire, and calculating the number of peeling and falling blocks and the weight loss. The invention relates to the technical field of automobile detection. According to the inv